opad[6], poda[6], depo[6], epod[6], pode[6],
hep[6], hop[6], hao[5], oho[5], pad[5], pod[5], dao[4], oda[4], deo[4], ode[4], odo[4],
ha[4], eh[4], he[4], ho[4], oh[4], ad[3], da[3], de[3], do[3], od[3], pa[3], pe[3], op[3], po[3], eo[2],